Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Alarm Module, (Vehicle Antitheft)

IMMOBILIZER UNIT INSPECTION

1. Measure the voltage at the immobilizer unit terminals as indicated below.
2. Disconnect the immobilizer unit connector before inspecting for continuity at terminal C.
- If not as specified, inspect the parts listed under "Action".
- If the parts and wiring harnesses are okay but the system still does not work properly, replace the immobilizer unit.

Terminal A - N:




Terminal Voltage Table (reference)